/*
 *  * Copyright 2017 Skymind, Inc.
 *  *
 *  *    Licensed under the Apache License, Version 2.0 (the "License");
 *  *    you may not use this file except in compliance with the License.
 *  *    You may obtain a copy of the License at
 *  *
 *  *        http://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  *    Unless required by applicable law or agreed to in writing, software
 *  *    distributed under the License is distributed on an "AS IS" BASIS,
 *  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  *    See the License for the specific language governing permissions and
 *  *    limitations under the License.
 */

package org.datavec.image.recordreader.objdetect;

import lombok.AllArgsConstructor;
import lombok.Data;

@Data
public class ImageObject {

    private final int x1;
    private final int y1;
    private final int x2;
    private final int y2;
    private final String label;

    public ImageObject(int x1, int y1, int x2, int y2, String label){
        if(x1 > x2 || y1 > y2){
            throw new IllegalArgumentException("Invalid input: (x1,y1), top left position must have values less than" +
                    " (x2,y2) bottom right position. Got: (" + x1 + "," + y1 + "), (" + x2 + "," + y2 + ")");
        }

        this.x1 = x1;
        this.y1 = y1;
        this.x2 = x2;
        this.y2 = y2;
        this.label = label;
    }

    public double getXCenterPixels(){
        return (x1 + x2) / 2.0;
    }

    public double getYCenterPixels(){
        return (y1 + y2) / 2.0;
    }
}
